124 lines
4.3 KiB
C
124 lines
4.3 KiB
C
/* main.h -- Eterm main program header file
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*
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* This file is original work by Michael Jennings <mej@eterm.org> and
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* Tuomo Venalainen <vendu@cc.hut.fi>. This file, and any other file
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* bearing this same message or a similar one, is distributed under
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* the GNU Public License (GPL) as outlined in the COPYING file.
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*
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* Copyright (C) 1997, Michael Jennings and Tuomo Venalainen
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#ifndef _MAIN_H
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# define _MAIN_H
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# include <X11/Xfuncproto.h>
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# include <X11/Intrinsic.h> /* Xlib, Xutil, Xresource, Xfuncproto */
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# include <ctype.h>
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# include <stdio.h>
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# include <stdarg.h>
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# include <stdlib.h>
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# include <string.h>
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# include "misc.h"
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/************ Macros and Definitions ************/
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# ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
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# define EXIT_SUCCESS 0 /* exit function success */
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# define EXIT_FAILURE 1 /* exit function failure */
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# endif
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# define THEME_CFG "theme.cfg"
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# define USER_CFG "user.cfg"
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# define MAX_COLS 200
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# define MAX_ROWS 128
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# ifndef min
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# define min(a,b) (((a) < (b)) ? (a) : (b))
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# define max(a,b) (((a) > (b)) ? (a) : (b))
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# endif
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# ifndef MIN
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# define MIN(a,b) (((a) < (b)) ? (a) : (b))
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# endif
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# ifndef MAX
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# define MAX(a,b) (((a) > (b)) ? (a) : (b))
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# endif
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# define MAX_IT(current, other) do {if ((other) > (current)) (current) = (other);} while (0)
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# define MIN_IT(current, other) do {if ((other) < (current)) (current) = (other);} while (0)
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# define SWAP_IT(one, two, tmp) do {(tmp) = (one); (one) = (two); (two) = (tmp);} while (0)
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/* width of scrollBar, menuBar shadow ... don't change! */
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# define SHADOW 2
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/* convert pixel dimensions to row/column values */
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# define Pixel2Width(x) ((x) / TermWin.fwidth)
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# define Pixel2Height(y) ((y) / TermWin.fheight)
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# define Pixel2Col(x) Pixel2Width((x) - TermWin.internalBorder)
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# define Pixel2Row(y) Pixel2Height((y) - TermWin.internalBorder)
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# define Width2Pixel(n) ((n) * TermWin.fwidth)
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# define Height2Pixel(n) ((n) * TermWin.fheight)
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# define Col2Pixel(col) (Width2Pixel(col) + TermWin.internalBorder)
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# define Row2Pixel(row) (Height2Pixel(row) + TermWin.internalBorder)
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# define TermWin_TotalWidth() (TermWin.width + 2 * TermWin.internalBorder)
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# define TermWin_TotalHeight() (TermWin.height + 2 * TermWin.internalBorder)
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# define Xscreen DefaultScreen(Xdisplay)
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# define Xcmap DefaultColormap(Xdisplay,Xscreen)
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# define Xdepth DefaultDepth(Xdisplay,Xscreen)
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# define Xroot DefaultRootWindow(Xdisplay)
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# define Xvisual DefaultVisual(Xdisplay, Xscreen)
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# ifdef DEBUG_DEPTH
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# undef Xdepth
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# define Xdepth DEBUG_DEPTH
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# endif
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/************ Structures ************/
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typedef struct {
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int internalBorder; /* Internal border size */
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short width, height; /* window size [pixels] */
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short fwidth, fheight; /* font width and height [pixels] */
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short fprop; /* font is proportional */
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short ncol, nrow; /* window size [characters] */
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short focus; /* window has focus */
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short saveLines; /* number of lines that fit in scrollback */
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short nscrolled; /* number of line actually scrolled */
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short view_start; /* scrollback view starts here */
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Window parent, vt; /* parent (main) and vt100 window */
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GC gc; /* GC for drawing text */
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XFontStruct * font; /* main font structure */
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XFontSet fontset;
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# ifndef NO_BOLDFONT
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XFontStruct * boldFont; /* bold font */
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# endif
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# ifdef MULTI_CHARSET
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XFontStruct * mfont; /* multibyte font structure */
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# endif
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} TermWin_t;
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/************ Variables ************/
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extern TermWin_t TermWin;
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extern Window root;
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extern Display *Xdisplay;
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extern Colormap cmap;
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extern char *orig_argv0;
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#ifdef PIXMAP_SUPPORT
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extern short bg_needs_update;
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#endif
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extern const char *display_name;
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#endif /* whole file */
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